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Author Question: Electricity is transmitted from power plants at ________. a. high voltages b. high currents c. ... (Read 70 times)

tatyanajohnson

  • Hero Member
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  • Posts: 569
on: Jul 28, 2018
Electricity is transmitted from power plants at ________.
 a. high voltages
  b. high currents
  c. low resistances
  d. low power

Question 2

A 1.8-kg block is released from rest at the top of a rough 30 inclined plane. As the block slides down the incline, its acceleration is 3.0 m/s2 down the incline. Determine the magnitude of the force of friction acting on the block.
 a. 4.2 N
  b. 3.0 N
  c. 3.4 N
  d. 3.8 N
  e. 2.3 N


cassie_ragen

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  • Posts: 347
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

C


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